package cc.openhom;

public class IntegerDemo {
 public static void main(String[] args) {
    int data1=10;
    int data2=20;
    Integer wrapper1=new Integer(data1);
    Integer wrapper2=new Integer(data2);
    System.out.println(data1/3);
    System.out.println(wrapper1.doubleValue()/3);
    System.out.println(wrapper1.compareTo(wrapper2));
}
}
 
